svelte@5.57.1
ysharma3501/LuxTTSsvelte@5.57.1Sep 18, 2026by github-actions[bot]
Upgrading?
AI Summary
A patch release focused on bug fixes and performance improvements for the Svelte compiler and runtime, including fixes for SSR and event listeners.
Key Highlights
- Fix for canceling deferred event listeners during cleanup
- Fix for global CSS preservation in components
- Performance improvements for parser interactions
- Fix for SSR render result garbage collection
Full Release Notes
### Patch Changes - fix: cancel deferred event listeners during cleanup ([#18749](https://github.com/sveltejs/svelte/pull/18749)) - fix: preserve global CSS in components without scopable elements ([#18793](https://github.com/sveltejs/svelte/pull/18793)) - fix: reduce SSR render result garbage collection ([#18798](https://github.com/sveltejs/svelte/pull/18798)) - fix: resolve the fallback of an each block in the enclosing scope ([#18803](https://github.com/sveltejs/svelte/pull/18803)) - perf: speed up parser interactions with Acorn or avoid them where possible ([#18740](https://github.com/sveltejs/svelte/pull/18740)) - fix: prevent effect tree of batches from interfering with each other ([#18508](https://github.com/sveltejs/svelte/pull/18508)) - fix: serialize input default values during server rendering ([#18733](https://github.com/sveltejs/svelte/pull/18733)) - fix: remove `WAS_MARKED` flag in favor of `Set` ([#18127](https://github.com/sveltejs/svelte/pull/18127)) - fix: throw `set_context_after_init` when `setContext` is called after an `await` during SSR ([#18739](https://github.com/sveltejs/svelte/pull/18739)) - fix: make Object.hasOwn reactive for state proxy ownership changes ([#18838](https://github.com/sveltejs/svelte/pull/18838)) - fix: keep `$state.eager` when used as a variable initializer ([#18809](https://github.com/sveltejs/svelte/pull/18809)) - perf: avoid regex matching in parser where possible ([#18736](https://github.com/sveltejs/svelte/pull/18736)) - fix: in non-async mode, only push variable to current_sources when active_reaction is updating ([#18550](https://github.com/sveltejs/svelte/pull/18550)) - fix: recognise `aria-braillelabel` and `aria-brailleroledescription` as known ARIA attributes ([#18765](https://github.com/sveltejs/svelte/pull/18765))
Related Repositories
public-apis/public-apis★ 491,146
A collective list of free APIs
NousResearch/hermes-agent★ 255,989
The agent that grows with you
yt-dlp/yt-dlp★ 200,094
A feature-rich command-line audio/video downloader
microsoft/markitdown★ 191,498
Python tool for converting files and office documents to Markdown.
Significant-Gravitas/AutoGPT★ 187,704
AutoGPT is the vision of accessible AI for everyone, to use and to build on. Our mission is to provide the tools, so that you can focus on what matters.